The Skung Cave commit
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58
Sources/Test/Scenes/CaveScene.swift
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58
Sources/Test/Scenes/CaveScene.swift
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import Foundation
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import simd
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import JolkEngine
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struct CaveScene: Scene
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{
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private var colin = Colin()
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private var world = Collision()
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private var worldModel = RenderMesh<VertexPositionNormalColourTexcoord>.empty
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private var drawEdges = false
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mutating func setup(render: inout any JolkEngine.Renderer)
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{
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colin.setPosition(Vec3f(3.55475903, 0.0667395443, 0.221960306))
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colin.setAngle(Vec2f(-1.47447872, 0.0))
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}
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mutating func loadContent(content: inout JolkEngine.ContentManager) throws
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{
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let obj = try ObjReader.read(url: try content.getResource("CaveScene.obj"))
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let mesh: Mesh = try ObjLoader.read(model: obj, content: &content)
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worldModel = try content.create(mesh: mesh)
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if let collision = obj.objects["Collision3D"]
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{
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world.build(obj: obj, collision: collision)
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}
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}
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mutating func update(deltaTime: Float)
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{
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colin.update(deltaTime: deltaTime, world: world)
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if Input.instance.keyboard.keyPressed(.c) { drawEdges = !drawEdges }
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}
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func draw(render: inout Renderer, deltaTime: Float, aspectRatio aspect: Float)
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{
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render.setProjection(matrix: .perspective(
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fovY: Float.rad(fromDeg: colin.fov),
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aspect: aspect, zNear: 0.1, zFar: 4000.0))
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render.setView(matrix: colin.transform)
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let env = Environment()
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let drawRanges =
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{ [render](range: any Sequence<Int>) in
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for i in range
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{
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let subMesh = worldModel.subMeshes[i]
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render.setMaterial(worldModel.materials[subMesh.material])
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render.draw(mesh: worldModel, subMesh: subMesh, environment: env)
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}
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}
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if colin.position.x < 14 { drawRanges([ 0, 1, 2, 6 ]) }
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else { drawRanges(3...5) }
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if drawEdges { world.draw(render, position: colin.position) }
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}
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}
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10
Sources/Test/Scenes/Scene.swift
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10
Sources/Test/Scenes/Scene.swift
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import JolkEngine
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protocol Scene
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{
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mutating func setup(render: inout Renderer)
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mutating func loadContent(content: inout ContentManager) throws
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mutating func update(deltaTime: Float)
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func draw(render: inout Renderer, deltaTime: Float, aspectRatio aspect: Float)
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}
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194
Sources/Test/Scenes/Scene1.swift
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194
Sources/Test/Scenes/Scene1.swift
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import JolkEngine
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import Foundation
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import simd
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struct Scene1: Scene
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{
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private var env = Environment()
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private var worldMesh = RenderMesh<VertexPositionNormalColourTexcoord>.empty
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private var cube = RenderMesh<VertexPositionNormalTexcoord>.empty
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private var suzanne = RenderMesh<VertexPositionNormalTexcoord>.empty
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private var toybox = RenderMesh<VertexPositionNormalTexcoord>.empty
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private var jolkTex = Texture2D.empty, suzanneDiffuse = Texture2D.empty
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private var drawEdges = false
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private var world = Collision()
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private var colin = Colin()
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private var jolkCube = JolkCube(position: .init(0, 1, -4))
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private var lightTheta: Float = 0
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mutating func setup(render: inout any JolkEngine.Renderer)
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{
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render.clearColour = XnaColour.CornflowerBlue
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env.setFog(
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colour: XnaColour.CornflowerBlue,
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//mode: .depth, falloff: .range(type: .linear, start: 4, end: 38))
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//mode: .depth, falloff: .range(type: .linear, start: 1.25, end: 24.5))
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//mode: .distance, falloff: .factor(type: .exp2, density: 0.1))
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mode: .depth, falloff: .factor(type: .exp2, density: 0.0222))
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env.addAmbientLight(colour: XnaColour.DarkSlateGray.lighten(by: -0.666))
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env.addDirectionalLight(
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direction: -Vec3f(1, -1, -1).normalised,
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colour: XnaColour.BlanchedAlmond
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.lighten(by: -0.02)
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.mix(with: XnaColour.LightSlateGray, 0.5)
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.mix(with: XnaColour.White, 0.125))
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env.addPointLight(
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position: Vec3f(3, 0.33, -5),
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colour: XnaColour.Green.mix(with: XnaColour.Gray, 0.5),
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intensity: 2)
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env.addPointLight(
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position: Vec3f(5.5, 0.33, -6),
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colour: XnaColour.Red.mix(with: XnaColour.Gray, 0.5),
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intensity: 2)
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env.addPointLight(
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position: Vec3f(4, 0.33, -7),
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colour: XnaColour.Blue.mix(with: XnaColour.Gray, 0.5),
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intensity: 2)
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}
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mutating func loadContent(content: inout JolkEngine.ContentManager) throws
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{
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try loadWorld(&content)
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cube = try content.create(mesh: .init(
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vertices: [
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.init(position: Vec3f(-1, -1, 1), normal: .forward, texCoord: Vec2f(0, 0)),
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.init(position: Vec3f( 1, -1, 1), normal: .forward, texCoord: Vec2f(1, 0)),
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.init(position: Vec3f(-1, 1, 1), normal: .forward, texCoord: Vec2f(0, 1)),
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.init(position: Vec3f( 1, 1, 1), normal: .forward, texCoord: Vec2f(1, 1)),
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.init(position: Vec3f( 1, -1, 1), normal: .right, texCoord: Vec2f(0, 0)),
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.init(position: Vec3f( 1, -1, -1), normal: .right, texCoord: Vec2f(1, 0)),
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.init(position: Vec3f( 1, 1, 1), normal: .right, texCoord: Vec2f(0, 1)),
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.init(position: Vec3f( 1, 1, -1), normal: .right, texCoord: Vec2f(1, 1)),
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.init(position: Vec3f( 1, -1, -1), normal: .back, texCoord: Vec2f(0, 0)),
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.init(position: Vec3f(-1, -1, -1), normal: .back, texCoord: Vec2f(1, 0)),
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.init(position: Vec3f( 1, 1, -1), normal: .back, texCoord: Vec2f(0, 1)),
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.init(position: Vec3f(-1, 1, -1), normal: .back, texCoord: Vec2f(1, 1)),
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.init(position: Vec3f(-1, -1, -1), normal: .left, texCoord: Vec2f(0, 0)),
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.init(position: Vec3f(-1, -1, 1), normal: .left, texCoord: Vec2f(1, 0)),
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.init(position: Vec3f(-1, 1, -1), normal: .left, texCoord: Vec2f(0, 1)),
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.init(position: Vec3f(-1, 1, 1), normal: .left, texCoord: Vec2f(1, 1)),
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.init(position: Vec3f(-1, -1, -1), normal: .down, texCoord: Vec2f(0, 0)),
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.init(position: Vec3f( 1, -1, -1), normal: .down, texCoord: Vec2f(1, 0)),
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.init(position: Vec3f(-1, -1, 1), normal: .down, texCoord: Vec2f(0, 1)),
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.init(position: Vec3f( 1, -1, 1), normal: .down, texCoord: Vec2f(1, 1)),
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.init(position: Vec3f(-1, 1, 1), normal: .up, texCoord: Vec2f(0, 0)),
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.init(position: Vec3f( 1, 1, 1), normal: .up, texCoord: Vec2f(1, 0)),
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.init(position: Vec3f(-1, 1, -1), normal: .up, texCoord: Vec2f(0, 1)),
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.init(position: Vec3f( 1, 1, -1), normal: .up, texCoord: Vec2f(1, 1))
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],
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indices: [
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0, 1, 2, 2, 1, 3,
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4, 5, 6, 6, 5, 7,
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8, 9, 10, 10, 9, 11,
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12, 13, 14, 14, 13, 15,
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16, 17, 18, 18, 17, 19,
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20, 21, 22, 22, 21, 23 ]))
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suzanne = try content.load("suzanne.g3db")
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toybox = try content.load("toybox.g3db")
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let linearMipped = Texture2DParameters(
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minFilter: .linear, magFilter: .linear,
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wrapMode: .repeating,
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mipMode: .linear)
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let linearClamp = Texture2DParameters(
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minFilter: .linear, magFilter: .linear,
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wrapMode: .clampEdge)
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jolkTex = try content.load("jolkmeup.jpg", params: linearClamp)
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suzanneDiffuse = try content.load("suzanne_diffuse.png", params: linearMipped)
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}
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private mutating func loadWorld(_ content: inout ContentManager) throws
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{
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let name = "World.obj"
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let obj = try ObjReader.read(url: try content.getResource(name))
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let mesh: Mesh = try ObjLoader.read(model: obj, content: &content)
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worldMesh = try content.create(mesh: mesh)
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if let collision = obj.objects["Collision3D"]
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{
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world.build(obj: obj, collision: collision)
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}
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}
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mutating func update(deltaTime: Float)
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{
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colin.update(deltaTime: deltaTime, world: world)
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jolkCube.update(deltaTime: deltaTime, world: world)
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// Update point lights
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lightTheta += deltaTime
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var theta = Vec3f(repeating: lightTheta) * Vec3f(0.12, 0.011, 0.056) * 6
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var i = env.lights.startIndex
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while i != env.lights.endIndex
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{
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if case .point(let colour, _, _) = env.lights[i]
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{
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env.lights[i] = .point(
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colour: colour,
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position: Vec3f(
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4 + 6 * cos(theta[0]),
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0.33 + 0.33 * sin(theta[1]),
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-6 + 3 * sin(theta[0] * 2)),
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intensity: 3.1 + 1.53 * cos(theta[2]))
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let spacing = 0.5 * Float.pi * (2 / 3.0)
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theta += spacing * Vec3f(1, 0.98, 0.5566)
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}
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i = env.lights.index(after: i)
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}
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if Input.instance.keyboard.keyPressed(.c) { drawEdges = !drawEdges }
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}
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func draw(render: inout Renderer, deltaTime: Float, aspectRatio aspect: Float)
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{
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// Setup camera
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render.setProjection(matrix:
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.perspective(fovY: Float.rad(fromDeg: colin.fov), aspect: aspect, zNear: 0.1, zFar: 100))
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render.setView(matrix: colin.transform)
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// Draw world
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for s in worldMesh.subMeshes
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{
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//render.setMaterial(Material(
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// specular: XnaColour.BlanchedAlmond.mix(with: .black, 0.12),
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// texture: texture.id))
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if s.material != -1
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{
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render.setMaterial(worldMesh.materials[s.material])
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}
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else
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{
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render.setMaterial(.init())
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}
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render.draw(mesh: worldMesh, subMesh: s, environment: env)
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}
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// Draw jolked up shit
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render.setMaterial(Material(
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specular: XnaColour.Gray,
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gloss: 20.0,
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texture: jolkTex.id))
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render.draw(mesh: cube, model: jolkCube.transform, environment: env)
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render.setMaterial(Material(texture: suzanneDiffuse.id))
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render.draw(mesh: suzanne, model: .translate(.up + Vec3f(3.0, 0.0, -3.5) * 2.5), environment: env)
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render.draw(mesh: toybox,
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model: .translate(Vec3f(6.0, 0.667, -3.5) * Vec3f(2.5, 1, 2.5))
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* .rotate(y: lightTheta * 0.5) * .scale(scalar: 0.25), environment: env)
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if drawEdges
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{
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world.draw(render, position: colin.position)
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}
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}
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}
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